196465515 has 32 divisors (see below), whose sum is σ = 334181376. Its totient is φ = 98219520.

The previous prime is 196465487. The next prime is 196465531. The reversal of 196465515 is 515564691.

It is not a de Polignac number, because 196465515 - 2⁵ = 196465483 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67684 + ... + 70526.

It is an arithmetic number, because the mean of its divisors is an integer number (10443168).

Almost surely, 2^196465515 is an apocalyptic number.

196465515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

196465515 is a deficient number, since it is larger than the sum of its proper divisors (137715861).

196465515 is a wasteful number, since it uses less digits than its factorization.

196465515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3139.

The product of its digits is 162000, while the sum is 42.

The square root of 196465515 is about 14016.6156756900. The cubic root of 196465515 is about 581.3380867772.

The spelling of 196465515 in words is "one hundred ninety-six million, four hundred sixty-five thousand, five hundred fifteen".